Autobest F4140 Fuel Pump and Strainer Set

Overview of Autobest Fuel Pump and Strainer Set F4140

The Autobest Fuel Pump and Strainer Set F4140 is designed for reliable fuel delivery in select BMW models. This in-tank rollervane pump provides consistent flow and pressure, ensuring optimal engine performance for vehicles like the BMW 525i, 535i, 735i, 735iL, and M5.

• Average current draw: 7.5 amps
• Flow rating: 140 gallons per hour (GPH)
• Maximum pump pressure: 130.5 PSI
• Minimum pump pressure: 87 PSI
• Includes FKM gasket/seal for secure installation
• In-tank pump with integrated strainer inlet
• Single 5/16 inch hose outlet
• Rollervane pump type for smooth fuel delivery
• Two male threaded terminals for electrical connection

About the Autobest Fuel Pump and Strainer Set Line

The Autobest Fuel Pump and Strainer Set product line focuses on providing complete fuel pump solutions that include both the pump and the necessary strainer. This ensures that fuel delivery components are matched for compatibility and performance. The F4140 model is part of this line, offering a ready-to-install kit that supports proper fuel filtration and flow for BMW vehicles requiring an in-tank pump design.

Detailed Product Description

The Autobest F4140 fuel pump and strainer set is engineered to meet the fuel delivery demands of BMW 525i, 535i, 735i, 735iL, and M5 models. Featuring a rollervane pump type, it delivers a steady flow rate of 140 GPH while maintaining pump pressures between 87 and 130.5 PSI. The pump operates at an average current draw of 7.5 amps, balancing performance with electrical efficiency. The included FKM gasket ensures a reliable seal within the fuel tank, preventing leaks and maintaining system integrity. The in-tank design with a strainer inlet helps protect the fuel system from contaminants, extending the life of downstream components.

Common Applications and Problem Resolution

• Replacement for failing or noisy fuel pumps in BMW 525i, 535i, 735i, 735iL, and M5
• Restores proper fuel pressure and flow to improve engine performance
• Addresses fuel delivery interruptions caused by clogged or damaged strainers
• Eliminates electrical issues related to worn pump terminals
• Prevents fuel leaks with included FKM gasket for secure sealing

Installation Notes and Tips

The Autobest F4140 is designed for in-tank installation and includes all necessary components for a straightforward replacement. No special installation warnings are noted, but it is recommended to disconnect the battery and relieve fuel system pressure before beginning. Ensure the gasket is properly seated to avoid leaks. The pump features two male threaded terminals for electrical connections, so verify compatibility with your vehicle’s wiring harness. The 5/16 inch hose outlet fits standard fuel lines used in the specified BMW models.

Quality Assurance and Warranty

This fuel pump and strainer set is manufactured to meet OEM specifications and is available to order with consistent quality standards. The included FKM gasket material is resistant to fuel and heat, contributing to long-term durability. While specific warranty details are not provided, Autobest products typically come with manufacturer-backed coverage to support reliability and customer confidence.